diff --git a/yuthon_property_approval/wizard/property_bills_wizard.py b/yuthon_property_approval/wizard/property_bills_wizard.py
index 645f5fd9e..d5a6626f7 100644
--- a/yuthon_property_approval/wizard/property_bills_wizard.py
+++ b/yuthon_property_approval/wizard/property_bills_wizard.py
@@ -25,7 +25,7 @@ class PropertyBillsWizard(models.TransientModel):
             self.bills_list_id.actual_date = self.actual_date
             self.bills_list_id.pay_state = 'paid'
             receivable = self.env['property.accounts.receivable'].search([('contract_id', '=', self.bills_list_id.contract_id.id),
-                                                                          ('management_type_id', '=', self.bills_list_i.management_type_id.id)
+                                                                          ('management_type_id', '=', self.bills_list_id.management_type_id.id)
                                                                           ])
             if receivable:
                 receivable.write({'has_date': self.actual_date,